Answer:
Each element in the result is the negative of the original, as seen below.
Each element in the result is the negative of the original, as seen below.
The negation of a matrix is formed by negating each element of the matrix:
-A = -1A
So, for example:
It will not surprise you that:
A + (-A) = 0
(Notice that that last zero is a bold-faced zero, designating the zero matrix.)
Look at the above fact. Can you think of a way to define matrix subtraction?